85534151 has 2 divisors, whose sum is σ = 85534152. Its totient is φ = 85534150.

The previous prime is 85534147. The next prime is 85534213. The reversal of 85534151 is 15143558.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85534151 - 2² = 85534147 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85534451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42767075 + 42767076.

It is an arithmetic number, because the mean of its divisors is an integer number (42767076).

Almost surely, 2^85534151 is an apocalyptic number.

85534151 is a deficient number, since it is larger than the sum of its proper divisors (1).

85534151 is an equidigital number, since it uses as much as digits as its factorization.

85534151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12000, while the sum is 32.

The square root of 85534151 is about 9248.4674946718. The cubic root of 85534151 is about 440.6020529002.

The spelling of 85534151 in words is "eighty-five million, five hundred thirty-four thousand, one hundred fifty-one".